One is for 3G HSDPA only which call LG SPIRIT H420 using Mediatek processor have 5 megapixel front camera and the other one is 4G LTE known as LG SPIRIT 4G LTE H440N using Qualcomm processor have 8 megapixel front camera. Overall the other specifications are not different.

The specifications more less no different with LG VOLT, however the steps to hard reset LG VOLT troubleshot are not different.

How to Fix or Problem Solving for Recovery LG SPIRIT H420 / LG SPIRIT H440N 4G LTE hang or not responding or malfunctions or stuck or freezing or bricked ?

LG SPIRIT H420 / H440N 4G LTE comes with Optimus UI as default user interface, although we still can change other user interface or launcher from Google Play Store like Go Launcher or similar like that, but we think using default user interface from LG SPIRIT will still interesting. There are several factory default applications which ready to use at this phone, but again we can download free interesting applications from Google Play Store like Facebook, Twitter, Instagram, Whatsapp, Viber, WeChat, Line Messenger, Skype, Path, Pinterest, Blackberry Messenger (BBM). But we have to be careful while download any applications, please read user review and confirm that the applications does not contain any viruses or malware. If we have already installed that kind of apps, then our LG SPIRIT H420 / H440N 4G LTE will become trouble like hang or stuck or frozen or boot logo loop. Something we can not touch anything at LCD screen. If we have this problems, then we need to force shutdown or force soft reset or reboot to clean up temporary files and caches from this phone. If this steps still not fix LG SPIRIT H420 / H440N 4G LTE problems, then we have to do hard reset or master format. Please note, doing hard reset will remove or wipe any important data from our phone, therefore we should backup all important data at safe locations.

What should we do when our LG SPIRIT H420 / H440N 4G LTE get hang or stuck or LCD touch screen not responsive with our finger touch? We have to force soft reset or force shutdown or reboot by open the back case cover of LG SPIRIT H420 / H440N 4G LTE, then release or unplug the battery, wait about 5 seconds, and put again that battery at right positions, then continue with press POWER button. Doing soft reset is safe because it will not remove anything from LG SPIRIT H420 / H440N 4G LTE. We also can clean temporary files and caches when this phone still work normally, by press and hold POWER button until pop-up menu appear, then choose Shutdown / Power off / Reboot menu.

In some conditions, we can not do anything at LG SPIRIT H420 / H440N 4G LTE touch screen or frozen in some state. So we can not access reset menu like Option #1, do not worry, because we can do hard reset LG SPIRIT H420 / H440N 4G LTE with hardware key button :

Turn off the LG SPIRIT H420 / H440N 4G LTE

Make sure the battery LG SPIRIT H420 / H440N 4G LTE already full or more than 50%

Press together and hold the Power Button + Volume Down Button

If the Logo appear, then release the Power Button (do not release the Volume Down Button), then continue to press again the Power Button until Recovery mode / Factory reset menu appear, then we can release all button now.

Choose wipe data/factory reset using Volume Button, and press Power Button to Enter or OK

The LG SPIRIT H420 / H440N 4G LTE will continue master reset, wait for several minutes until the the phone start like new again.

After use this phone for several period, some users may get trouble with the operating system. Perhaps because of applications crash or wrong setting that can make the LG SPIRIT H420 / H440N 4G LTE operating system become damage or corrupt. If this situations happen, then our phone will become trouble, not responsive or also some features can not work. We have to reformat or restore with factory default operating system. First of all, we have to know that clean factory default Android operating system or firmware already available safely inside LG SPIRIT H420 / H440N 4G LTE ROM or internal memory. Therefore if we want to reinstall or reformat, we do not need to copy from other locations or do not need to connect with other devices. Just follow the steps to hard reset above, then clean factory default Android operating system or firmware will be reinstall by itself at LG SPIRIT H420 / H440N 4G LTE.

Why we have to use security protections at LG SPIRIT H420 / H440N 4G LTE? Because we never know when our phone going to be away from us or lost or stolen, moreover usually we have many confidential or private files or pictures or movie. There are several factory default options that already available inside LG SPIRIT H420 / H440N 4G LTE without need to install from Google Play Store. Usually we suggest to use security screen lock pattern, but some users also like to use password pin protections. The problems happen when we forgot security screen lock pattern or password pin protections, what should we do? Do not worry, because we can bypass or unlock forgot security protections at LG SPIRIT H420 / H440N 4G LTE using Google account. Please try to give several time wrong answer continuously until this phone locked or freeze about 30 seconds. While freezing, we can find Forgot Password / Pattern button. Please press this button, then we can find field to type our Gmail username and password that we have already signed-in before. If we can not access Google account, then we have to do hard reset or master format using hardware button combination key.

How to Improve Performance LG SPIRIT H420 / LG SPIRIT H440N 4G LTE to make run more faster?

Why LG SPIRIT H420 / H440N 4G LTE become slowly? This problem usually happen because insufficient resources because there are too many applications run in the background or foreground together. We have to know that some applications that we download from Google Play Store will keep run in the background to wait for data update or wait some command to work like social media applications or chatting or automation applications like location detector or something like that. All application will need RAM to run, if there are too many applications run together then RAM and processor resources will be insufficient and will make LG SPIRIT H420 / H440N 4G LTE become more slowly because need to find which old applications can force close to give more free RAM and processor resources. Please try to install only important applications. If we have install some applications but we do not like it or not interesting, then please uninstall that applications again. If we want to make our LG SPIRIT H420 / H440N 4G LTE run faster again like new, then we have to consider doing hard reset or master format.

At this moment, there is no other secret code or secret key to do the factory reset of LG SPIRIT H420 / H440N 4G LTE. Just try to do the hard reset above.

How to Activate Knock On or Knock Off at LG SPIRIT H420 / LG SPIRIT H440N 4G LTE ?

LG SPIRIT H420 / H440N 4G LTE have good facilities to Wake on by Knock twice the off LCD to turn ON, and knock twice at empty wallpaper at LCD to turn OFF. This facility can work at standard ROM. We may not get this features work when we do some tweak or use non standard custom ROM. To activate or make KnockOn working at LG SPIRIT H420 / H440N 4G LTE, please activate this features at menu Settings > General > Gestures > KnockOn.

We should download LG PC Suite applications from LG PC Suite Website. After that install at our PC and connect the LG SPIRIT H420 / H440N 4G LTE with USB Cable to computer which already run LG PC Suite applications, after that follow the menu from LG PC Suite computer to backup all important data.

Latest hard-reset.org Discussions & Share Information:

[Q] I had upgraded from 5.0.1 to android 6.0 formware update.
If i hard reset, after backup, will it get reset to 5.0.1 or remain at 6.0?[A] Hi, do not worry. As far as you do the official firmware upgrade, then your LG Spirit will not downgrade if you do hard reset or master format. Because the firmware or operating system file source already saved safely inside LG Spirit ROM or internal memory.

Hi, do not worry. As far as you do the official firmware upgrade, then your LG Spirit will not downgrade if you do hard reset or master format. Because the firmware or operating system file source already saved safely inside LG Spirit ROM or internal memory.